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Chemical Engineering: Recent submissions
Now showing items 381-400 of 994
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Organic Thin-Film Transistor Based Gas Sensors for Putrescine Detection
(University of Waterloo, 2018-09-11)The application of organic thin film transistors (OTFTs) has been progressing in the area of sensors for decades now. For accomplishing gas sensing in ambient conditions, polymers with good air stability and high enough ... -
Advanced Silicon Anode Architectures for High Energy Density Lithium-ion Batteries
(University of Waterloo, 2018-09-07)The pressing environmental issues and the continuous increase in energy demand have drawn tremendous attention to the development of advanced electrochemical energy storage systems (EESS). Lithium-ion batteries are currently ... -
Double Emulsion Mucoadhesive Nanoparticles for Hydrophilic Ocular Drug Delivery
(University of Waterloo, 2018-09-05)Common eye diseases such as conjunctivitis affect around 6 million people annually. Although eye drops are the most common treatment for these diseases, topical administration is limited by low ocular bioavailability due ... -
Simulation and Techno-Economic Analysis of Pressurized Oxy-Fuel Combustion of Petroleum Coke
(University of Waterloo, 2018-09-05)The research presented in this thesis was part of the International Partnership for Carbon Neutral Combustion, which was sponsored by King Abdulla University of Science and Technology. The thesis focuses on oxy-fuel ... -
Polyethylene Glycol as an Electrolyte Additive for Rechargeable Hybrid Aqueous Batteries
(University of Waterloo, 2018-09-05)Climatic and environmental challenges arising from excessive greenhouse gas production from human activities have necessitated a serious shift towards sustainable and renewable sources of power such as solar, wind and ... -
Life Cycle Assessment of Residential Buildings Considering Photovoltaic Systems
(University of Waterloo, 2018-09-05)Nowadays, energy consumption in the building sector is considered one of the main contributors to increased carbon dioxide (CO2) emissions, which is having an enormous negative environmental impact worldwide. Correspondingly, ... -
Functionalized Starch Nanoparticles for Pulp-Based Active Packaging
(University of Waterloo, 2018-09-04)The characterization of functionalized cationic starch nanoparticles (StNPs) was conducted in this study. Three different strategies in the preparation of sustainable and biodegradable active packaging materials were ... -
Gelatin Methacrylate as a Controlled Release Vehicle for Treatment of Recurrent Corneal Erosion
(University of Waterloo, 2018-09-04)Patients with recurrent corneal erosions (RCE) experience unpredictable and painful episodes, caused by the loss of superficial corneal epithelial cells. The erratic nature of RCE often leads to patient anxiety, and can ... -
Allocation of Hydrogen Produced via Power-to-Gas Technology to Various Power-to-Gas Pathways
(University of Waterloo, 2018-09-04)Demand for renewable energy systems is accelerating and will account for a significant share of future power systems aimed to enhance and decarbonize the world’s energy system. Unlike conventional power plants, electricity ... -
Development of Graphene Oxide Membranes for Pervaporative Desalination
(University of Waterloo, 2018-09-04)Fresh water scarcity is quickly becoming a serious global challenge as populations grow and resources are depleted. Seawater, which makes up 97% of the water on Earth, can be a viable and sustainable source of usable water ... -
Diffuse Solid-Fluid Interface Method for Dispersed Multiphase Flows
(University of Waterloo, 2018-08-30)Industrial chemical engineering processes such as bubble columns, reactors and separators involve multiphase flows of two or more fluids. In order to improve the design and operation of these processes, an understanding ... -
Optimal Planning and Operation of Power to Gas Energy Hubs in Transitioning Electricity Systems
(University of Waterloo, 2018-08-24)Challenges faced by an electricity sector transitioning towards a lower carbon footprint can be seen as an opportunity for energy technologies that are able to address them. Surplus energy generation is one of the biggest ... -
An Overview of the Potential of UV Modification of Polypropylene
(Wiley, 2016-02)UV radiation with a photoinitiator has been utilized to modify polypropylene (PP). Factors affecting solid state photomodification were studied and the optimal processing conditions for formation of three different structures ... -
Reduced Graphene Oxide as Artificial Solid Electrolyte Interphase for Anodes of Aqueous Lithium Energy Storage Systems
(University of Waterloo, 2018-08-20)Rechargeable Aqueous Hybrid Battery (ReHAB) systems offer several advantages over the commercially available non-aqueous battery systems. The most noteworthy advantages include higher ionic conductivity, added safety, and ... -
Nanoparticle Notch Filters for Selective Filtering of Blue Light in Contact Lenses
(University of Waterloo, 2018-08-20)The visible wavelengths are essential to a normal colour vision, however overexposure of high-energy visible (HEV) light may be damaging to both ocular and non-ocular health. Some health concerns associated with HEV light ... -
Design of a Solid-State Electrochemical Methane Sensor Based on Laser-Induced Graphene
(University of Waterloo, 2018-08-17)Methane is a potent greenhouse gas with significant, yet largely unknown, emissions occurring across gas distribution networks and mining/extraction infrastructure. The development of low-cost, low-power electrochemical ... -
Novel SiCNW-Si/SiOₓ-graphite based composite anode materials for Li-ion battery
(University of Waterloo, 2018-08-16)Over the past years, the extensive use of graphite as an anode material in a Li-ion battery (LIB) led to its commercialization and use as the standard anode material in a LIB. The use of graphite as an anode material in ... -
Na0.66(Ni0.13Mn0.54Co0.13)O2 Cathode Coated with Alucone by Molecular Layer Deposition for Sodium Ion Batteries
(University of Waterloo, 2018-08-16)The importance of batteries has skyrocketed in the twentieth century due to an impending energy crisis arising from a dependence on fossil fuels. Global warming has alerted the world to the environmental dangers of fossil ... -
Development of Flexible Lithium Sulfur Batteries Based on Laser-Induced Graphene
(University of Waterloo, 2018-08-13)Emerging technologies have become increasingly advanced with flexible components and are integrated into various interfaces, finding themselves in applications such as rollable displays, wearable technologies and e-textiles. ... -
Designing Polymeric Sensing Materials for Analyte Detection and Related Mechanisms
(Wiley, 2016-02)A systematic approach is used to design and tailor sensing materials for targeted analytes and specific applications. An example is used to demonstrate how potential sensing materials can be designed based on the chemical ...